71 lines
1.8 KiB
C++
71 lines
1.8 KiB
C++
// Copyright (c) 2012-2024 Wojciech Figat. All rights reserved.
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#if USE_EDITOR
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#include "LODPreview.h"
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#include "Engine/Core/Types/Variant.h"
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#include "Engine/Content/Content.h"
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#include "Engine/Content/Assets/Model.h"
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#include "Engine/Graphics/GPUDevice.h"
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#include "Engine/Renderer/DrawCall.h"
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#include "Engine/Renderer/RenderList.h"
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#include "Engine/Renderer/GBufferPass.h"
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LODPreviewMaterialShader::LODPreviewMaterialShader()
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{
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_material = Content::LoadAsyncInternal<Material>(TEXT("Editor/DebugMaterials/SingleColor/Surface"));
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}
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const MaterialInfo& LODPreviewMaterialShader::GetInfo() const
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{
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ASSERT_LOW_LAYER(_material);
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return _material->GetInfo();
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}
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GPUShader* LODPreviewMaterialShader::GetShader() const
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{
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return _material->GetShader();
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}
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bool LODPreviewMaterialShader::IsReady() const
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{
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return _material && _material->IsReady();
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}
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bool LODPreviewMaterialShader::CanUseInstancing(InstancingHandler& handler) const
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{
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return _material->CanUseInstancing(handler);
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}
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DrawPass LODPreviewMaterialShader::GetDrawModes() const
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{
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return _material->GetDrawModes();
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}
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void LODPreviewMaterialShader::Bind(BindParameters& params)
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{
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// Find the LOD that produced this draw call
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int32 lodIndex = 0;
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auto& drawCall = *params.DrawCall;
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const ModelLOD* drawCallModelLod;
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if (GBufferPass::IndexBufferToModelLOD.TryGet(drawCall.Geometry.IndexBuffer, drawCallModelLod))
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{
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lodIndex = drawCallModelLod->GetLODIndex();
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}
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// Bind
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const Color colors[MODEL_MAX_LODS] = {
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Color::White,
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Color::Red,
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Color::Orange,
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Color::Yellow,
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Color::Green,
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Color::Blue,
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};
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const Color color(colors[lodIndex]);
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_material->SetParameterValue(TEXT("Color"), Variant(color));
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_material->Bind(params);
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}
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#endif
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